Home / 704,012.20-1,054,175.10-516,005.80

Finding the Fourth Proportional to 704,012.20, 1,054,175.10 and 516,005.80

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Solution

The fourth proportional to 704,012.20, 1,054,175.10 and 516,005.80 is: 772,657.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,012.20 : 1,054,175.10 = 516,005.80 : x
  2. Step 2: Convert to fraction form
    704,012.20/1,054,175.10 = 516,005.80/x
  3. Step 3: Cross multiply
    704,012.20x = 1,054,175.10 × 516,005.80
  4. Step 4: Simplify right side
    704,012.20x = 543,960,465,815.58
  5. Step 5: Solve for x
    x = 543,960,465,815.58/704,012.20
  6. Step 6: Final answer
    x = 772,657.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.